This 40oz insulated tumbler features a vacuum double-wall design for excellent insulation, allowing you to enjoy your favorite hot or cold beverages for extended periods in any season. The stainless steel tumbler comes with a lid and flip straw to prevent leaks, while the handle is ergonomically shaped for a comfortable grip. Designed to fit seamlessly in car cup holders, travel backpacks, and gym bags, its large 40oz capacity helps you stay hydrated throughout the day.